year,IPC2
1850,0.0
1851,0.0
1852,0.0
1853,0.0
1854,0.0
1855,0.0
1856,0.0
1857,0.0
1858,0.0
1859,0.0
1860,0.0
1861,0.0
1862,0.0
1863,0.0
1864,0.0
1865,0.0
1866,0.0
1867,0.0
1868,0.0
1869,0.0
1870,0.0
1871,0.0
1872,0.0
1873,0.0
1874,0.0
1875,0.0
1876,0.0
1877,0.0
1878,0.0
1879,0.0
1880,0.0
1881,0.0
1882,0.0
1883,0.0
1884,0.0
1885,0.0
1886,0.0
1887,0.0
1888,0.0
1889,0.0
1890,0.0
1891,0.0
1892,0.0
1893,0.0
1894,0.0
1895,0.0
1896,0.0
1897,0.0
1898,0.0
1899,0.0
1900,0.0
1901,0.0
1902,0.0
1903,0.0
1904,0.0
1905,0.0
1906,0.0
1907,0.0
1908,0.0
1909,0.0
1910,0.0
1911,0.0
1912,0.0
1913,0.0
1914,0.0
1915,0.0
1916,0.0
1917,0.0
1918,0.0
1919,0.0
1920,0.0
1921,1.32e-08
1922,4.91e-08
1923,1.02e-07
1924,1.66e-07
1925,2.36e-07
1926,3.06e-07
1927,3.7e-07
1928,4.2299999999999996e-07
1929,4.5899999999999997e-07
1930,4.72e-07
1931,4.6200000000000003e-07
1932,4.33e-07
1933,3.8999999999999997e-07
1934,3.38e-07
1935,2.82e-07
1936,2.25e-07
1937,1.73e-07
1938,1.3e-07
1939,1.01e-07
1940,9.07e-08
1941,9.25e-08
1942,9.770000000000001e-08
1943,1.06e-07
1944,1.16e-07
1945,1.29e-07
1946,1.44e-07
1947,1.5899999999999998e-07
1948,1.75e-07
1949,1.92e-07
1950,2.09e-07
1951,2.2599999999999999e-07
1952,2.46e-07
1953,2.68e-07
1954,2.92e-07
1955,3.1799999999999996e-07
1956,3.46e-07
1957,3.77e-07
1958,4.09e-07
1959,4.44e-07
1960,4.81e-07
1961,5.22e-07
1962,5.71e-07
1963,6.27e-07
1964,6.890000000000001e-07
1965,7.58e-07
1966,8.319999999999999e-07
1967,9.12e-07
1968,9.98e-07
1969,1.09e-06
1970,1.1800000000000001e-06
1971,1.29e-06
1972,1.43e-06
1973,1.5800000000000001e-06
1974,1.76e-06
1975,1.94e-06
1976,2.13e-06
1977,2.31e-06
1978,2.5e-06
1979,2.68e-06
1980,2.84e-06
1981,3e-06
1982,3.15e-06
1983,3.29e-06
1984,3.44e-06
1985,3.59e-06
1986,3.7399999999999998e-06
1987,3.9e-06
1988,4.07e-06
1989,4.25e-06
1990,4.24e-06
1991,1.1599999999999999e-05
1992,2.77e-05
1993,0.000123
1994,0.000303
1995,0.0006590000000000001
1996,0.0011899999999999999
1997,0.00174
1998,0.00256
1999,0.00365
2000,0.004940000000000001
2001,0.0069500000000000004
2002,0.009
2003,0.0114
2004,0.0144
2005,0.0179
2006,0.0201
2007,0.022699999999999998
2008,0.0254
2009,0.027899999999999998
2010,0.0304
2011,0.032600000000000004
2012,0.0349
2013,0.0371
2014,0.040100000000000004
2015,0.0426
2016,0.0451
2017,0.0476
2018,0.0501